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Diameter | 1/2" (12.7 mm),1" (25.4 mm) or as required |
Diameter Tolerance | +0.0 / -0.1 mm |
Thickness | 0.5-20mm |
Thickness Tolerance | ±0.1 mm |
Clear Aperture | >90% Diameter |
Parallelism | ≤3 arcmin |
Surface Flatness | λ/8 over Clear Aperture |
Surface Quality | 20-10 Scratch-Dig |
Wavelength Range | 15-400nm(UV) 400-700nm(VIS) >700nm (IR) |


WUhan Especial Optics' Magnesium Fluoride windows are available in Ø1/2" and Ø1" sizes. They offer excellent transmission from deep in the ultraviolet region to the mid-infrared. MgF2 windows are extremely durable and introduce minimal aberrations. Thorlabs' MgF2 windows are cut with the optical axis parallel to the c-axis of the crystal to minimize birefringence.

MgF2 windows are well suited for deep-UV applications, even extending into the vacuum-UV region. They offer >50% transmission at 120 nm, making them suitable for use with excimer laser systems, as well as applications involving the Hydrogen Lyman-α line at 121 nm. Thorlabs' MgF2 windows are also usable in the UVA, UVB, visible and IR ranges, with approximately 94% transmission from 200 - 1000 nm, and approximately 95% transmission from 1 - 6 µm.




a: Dimesion size : 5-500mm , thickness up to customer requirements
b: Many material could be choosed , Fused Silica, Sapphire as well as IR material MgF2, CaF2,Ge, Si, Znse,ZnS and so on
c: AR DLC coating or as your request
d: Product shape :custom shape
We can design optical components according to your requirements.
Our current production capacity includes but not limited to cutting, grinding, polishing,coatin and testing.
If you have questions about our products you can contact us directly.
Packing Details : Protective film or Capacitor paper,Pearl cotton,Cardboard box.
Delivery Details : Depends on the type and quantity of the product.

Q: What's the way of shipping?
A: (1) We accept DHL, Fedex, TNT, UPS, SF and etc.
(2) If you have your own express account, it's great.
Q: How to pay?
A: T/T, and Credit Card.
Q: What's the deliver time?
A: (1) For inventory: the delivery time is 5 workdays.
(2) For customized products: the delivery time is 10 to 30 workdays. According to the quantity and precision.
Q: How to ensure the safety of payment?
A: Wuhan Especial Optic.,INC is the gold supplier and supports Alibaba Trade Assurance. Payment<=500USD, 100% in advance. Payment>500USD, 30% T/T in advance ,balance before shippment.
Q: Can I customize the products based on my need?
A: Yes, we can customize the material, specifications and optical coating for your optical components based on your needs.

Wuhan Especial Optic.,INC
Contacts: David Liu
T: 86-027-87504830
P: +86 18622556450
Skype: +86 18622556450
Email: David(at)wheo.cn
Website: www.wheo.cn
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